What effect would a drug that mimicked dopamine's action have in the brain?
A. It would excite neurons.
B. It would excite some neurons and inhibit others.
C. It would inhibit neurons.
D. It would lead to a perception of pain.
Answer: B
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If a vaccine is given to most people in a population, it can halt an infection because of
A. herd immunity. B. people keeping away from each other. C. bovine immunity. D. an epidemic of autoimmunity.
The prostate gland is the size and shape of a(n)
A. horseshoe. B. apple. C. pea. D. walnut or chestnut.
What type of cutaneous receptor would be the first to respond to a touch that barely contacts the skin of the forearm?
A. Ruffini ending B. Meissner corpuscle C. Root hair plexus D. Pacinian corpusle
Diabetes mellitus involves ________ glucose in the blood and ________ glucose in the urine.
A. decreased; decreased B. increased; increased C. increased; decreased D. decreased; increased